 Other less-developed campgrounds and campsites are accessible from the Sterling Highway, Skilak Loop Road, Swanson River Road, and Swan Lake Road, the later of which do not require fees to access.Since 2005 the refuge has offered 16 cabins for public use via a reservation system, with some cabins accessible only via boat.The Kenai National Wildlife Refuge has multiple small canoe systems linking lakes or groups of lakes.